Application software is a type of software that is used to perform specific tasks for the users. We use different software packages on computer to ease our work. It is used to perform different tasks such as word-processor, a spreadsheet or database etc. The application software uses the operating system in order to function. The operating system is the base software. The application software runs on top of the operating system software.
Forms of Application Software
Application software is available in the following forms:
1. Packaged Software
Packaged software is available for different types of users. It is not developed for a particular user or organization. Examples of packaged software are word processing and spreadsheet software. Many packaged software are available on the Web.
2. Custom Software
Custom software is developed to meet the requirements of a particular organization or
packaged software does not fulfill the requirement of an organization, it has to develop a custom software by hiring a programmer. The cost of custom software is more than packaged software.
Shareware is a type of software that is available free of cost for limited time period. The user can use shareware for certain time period. The user has to purchase it if he wants to use it further. The shareware software should be uninstalled or removed from the computer if the user does not want to use it any more. Normally, shareware software stops working properly when time period is expired. It displays message to the user to purchase it.
Shareware is a version of software that used by users for evaluation purpose. Software developers provide shareware software to the users to check and evaluate its performance. A large number of shareware software are available on Internet. The users can download and use these software for evaluation.
Freeware is a type of software that is available free of cost for an unlimited time period. Demo disks often come under this category. Many software programs are produced for. educational purpose. These programs are available free of cost to all.
5. Public Domain Software
Public domain software is also free software. It is basically donated for public use. It has no copyright. Any person can use or distribute public domain software.